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  1. OpenShift Bugs
  2. OCPBUGS-13186

4.12.15 upgrade to 4.13.0-rc.5: SR-IOV VF's missing on one interface after upgrade

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    • 5/9: telco reviewed

    Description

      Description of problem:

      4.12.15 upgrade to 4.13.0-rc.5: SR-IOV VF's missing on one interface after upgrade

      Version-Release number of selected component (if applicable):

       

      How reproducible:

      One time so far but assume 100%

      Steps to Reproduce:

      1. Install OCP 4.12.15 MCO Compact Cluster (M/W) 3 node
      2. Configure sriov-network-operator
      3. Add SriovNetworkNodePolicy for eno3 and eno4 interface, each 30 VFs
      
      apiVersion: sriovnetwork.openshift.io/v1
      kind: SriovNetworkNodePolicy
      metadata:
        name: sriov-config-netdevice-eno3
        namespace: openshift-sriov-network-operator
      spec:
        deviceType: netdevice
        isRdma: true
        #mtu: 9000
        mtu: 1500
        needVhostNet: true
        nicSelector:
          pfNames:
          - eno3#0-29
        nodeSelector:
          feature.node.kubernetes.io/network-sriov.capable: 'true'
        numVfs: 30
        priority: 50
        resourceName: sriov_netdevice_eno3
      
      ----
      
      #
      # This config is for MNO clusters targeting Mellanox ConnectX6LX NICs
      #
      apiVersion: sriovnetwork.openshift.io/v1
      kind: SriovNetworkNodePolicy
      metadata:
        name: sriov-config-netdevice-eno4
        namespace: openshift-sriov-network-operator
      spec:
        deviceType: netdevice
        isRdma: true
        #mtu: 9000
        mtu: 1500
        needVhostNet: true
        nicSelector:
          pfNames:
          - eno4#0-29
        nodeSelector:
          feature.node.kubernetes.io/network-sriov.capable: 'true'
        numVfs: 30
        priority: 50
        resourceName: sriov_netdevice_eno4
      
      oc get sriovnetworknodepolicies.sriovnetwork.openshift.io -A
      NAMESPACE                          NAME                            AGE
      openshift-sriov-network-operator   default                         26h
      openshift-sriov-network-operator   sriov-config-netdevice-eno3     22h
      openshift-sriov-network-operator   sriov-config-netdevice-eno4     22h
      openshift-sriov-network-operator   sriov-config-netdevice-ens6f0   22h
      openshift-sriov-network-operator   sriov-config-netdevice-ens6f1   22h
      
      
      
      6: eno3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq master ovs-system state UP mode DEFAULT group default qlen 1000
      7: eno4: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP mode DEFAULT group default qlen 1000
      149: eno3v0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      150: eno3v1: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      151: eno3v10: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      152: eno3v11: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      153: eno3v12: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      154: eno3v13: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      155: eno3v14: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      156: eno3v15: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      157: eno3v16: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      158: eno3v17: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      159: eno3v18: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      160: eno3v19: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      161: eno3v2: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      162: eno3v20: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      163: eno3v21: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      164: eno3v22: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      164: eno3v22: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      165: eno3v23: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      166: eno3v24: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      167: eno3v25: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      168: eno3v26: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      169: eno3v27: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      170: eno3v28: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      171: eno3v29: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      172: eno3v3: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      173: eno3v4: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      174: eno3v5: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      175: eno3v6: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      176: eno3v7: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      177: eno3v8: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      178: eno3v9: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      209: eno4v0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      210: eno4v1: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      211: eno4v10: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      212: eno4v11: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      213: eno4v12: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      214: eno4v13: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      215: eno4v14: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      216: eno4v15: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      217: eno4v16: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      218: eno4v17: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      219: eno4v18: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      220: eno4v19: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      221: eno4v2: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      222: eno4v20: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      223: eno4v21: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      224: eno4v22: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      225: eno4v23: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      226: eno4v24: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      227: eno4v25: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      228: eno4v26: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      229: eno4v27: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      230: eno4v28: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      231: eno4v29: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      232: eno4v3: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      233: eno4v4: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      234: eno4v5: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      235: eno4v6: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      236: eno4v7: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      237: eno4v8: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      238: eno4v9: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      
      4. Upgrade MNO cluster and verify VFs preserved
      
      
      Workaround: Edit the sriovnetworknodepolicies where node name change during RHEL 8.6 to 9
      oc edit sriovnetworknodepolicies.sriovnetwork.openshift.io -n openshift-sriov-network-operator sriov-config-netdevice-eno4  
      
      spec:
        deviceType: netdevice
        isRdma: true
        mtu: 1500
        needVhostNet: true
        nicSelector:
          pfNames:
          - eno4np1#0-29   <---------- Updated name
        nodeSelector:
          feature.node.kubernetes.io/network-sriov.capable: "true"
        numVfs: 30
        priority: 50
        resourceName: sriov_netdevice_eno4
      
      This will now configure , reboot nodes
      
      ip l | grep eno4
      7: eno4np1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP mode DEFAULT group default qlen 1000
      435: eno4v0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      436: eno4v1: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      437: eno4v10: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      438: eno4v11: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      439: eno4v12: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      440: eno4v13: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      441: eno4v14: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      442: eno4v15: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      443: eno4v16: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      444: eno4v17: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      445: eno4v18: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      446: eno4v19: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      447: eno4v2: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      448: eno4v20: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      449: eno4v21: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      450: eno4v22: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      451: eno4v23: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      452: eno4v24: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      453: eno4v25: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      454: eno4v26: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      455: eno4v27: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      456: eno4v28: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      457: eno4v29: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      458: eno4v3: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      459: eno4v4: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      460: eno4v5: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      461: eno4v6: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      462: eno4v7: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      463: eno4v8: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      464: eno4v9: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      
      
      
      
      
      ethtool eno3
      Settings for eno3:
              Supported ports: [ Backplane ]
              Supported link modes:   1000baseT/Full
                                      10000baseT/Full
                                      1000baseKX/Full
                                      10000baseKR/Full
                                      10000baseR_FEC
                                      25000baseCR/Full
                                      25000baseKR/Full
                                      25000baseSR/Full
                                      1000baseX/Full
                                      10000baseCR/Full
                                      10000baseSR/Full
                                      10000baseLR/Full
                                      10000baseER/Full
              Supported pause frame use: Symmetric
              Supports auto-negotiation: Yes
              Supported FEC modes: None        RS      BASER
              Advertised link modes:  1000baseT/Full
                                      10000baseT/Full
                                      1000baseKX/Full
                                      10000baseKR/Full
                                      10000baseR_FEC
                                      25000baseCR/Full
                                      25000baseKR/Full
                                      25000baseSR/Full
                                      1000baseX/Full
                                      10000baseCR/Full
                                      10000baseSR/Full
                                      10000baseLR/Full
                                      10000baseER/Full
              Advertised pause frame use: Symmetric
              Advertised auto-negotiation: Yes
              Advertised FEC modes: RS
              Link partner advertised link modes:  Not reported
              Link partner advertised pause frame use: No
              Link partner advertised auto-negotiation: Yes
              Link partner advertised FEC modes: Not reported
              Speed: 25000Mb/s
              Duplex: Full
              Auto-negotiation: on
              Port: Direct Attach Copper
              PHYAD: 0
              Transceiver: internal
              Supports Wake-on: g
              Wake-on: g
              Current message level: 0x00000004 (4)
                                     link
              Link detected: yes
      
      ethtool -i eno3
      driver: mlx5_core
      version: 5.14.0-284.11.1.el9_2.x86_64
      firmware-version: 26.31.1014 (MT_0000000547)
      expansion-rom-version:
      bus-info: 0000:33:00.0
      supports-statistics: yes
      supports-test: yes
      supports-eeprom-access: no
      supports-register-dump: no
      supports-priv-flags: yes
      
      
      
      ethtool eno4np1
      Settings for eno4np1:
              Supported ports: [ Backplane ]
              Supported link modes:   1000baseT/Full
                                      10000baseT/Full
                                      1000baseKX/Full
                                      10000baseKR/Full
                                      10000baseR_FEC
                                      25000baseCR/Full
                                      25000baseKR/Full
                                      25000baseSR/Full
                                      1000baseX/Full
                                      10000baseCR/Full
                                      10000baseSR/Full
                                      10000baseLR/Full
                                      10000baseER/Full
              Supported pause frame use: Symmetric
              Supports auto-negotiation: Yes
              Supported FEC modes: None        RS      BASER
              Advertised link modes:  1000baseT/Full
                                      10000baseT/Full
                                      1000baseKX/Full
                                      10000baseKR/Full
                                      10000baseR_FEC
                                      25000baseCR/Full
                                      25000baseKR/Full
                                      25000baseSR/Full
                                      1000baseX/Full
                                      10000baseCR/Full
                                      10000baseSR/Full
                                      10000baseLR/Full
                                      10000baseER/Full
              Advertised pause frame use: Symmetric
              Advertised auto-negotiation: Yes
              Advertised FEC modes: RS
              Link partner advertised link modes:  Not reported
              Link partner advertised pause frame use: No
              Link partner advertised auto-negotiation: Yes
              Link partner advertised FEC modes: Not reported
              Speed: 25000Mb/s
              Duplex: Full
              Auto-negotiation: on
              Port: Direct Attach Copper
              PHYAD: 0
              Transceiver: internal
              Supports Wake-on: d
              Wake-on: d
              Current message level: 0x00000004 (4)
                                     link
              Link detected: yes 
      
      thtool -i eno4np1
      driver: mlx5_core
      version: 5.14.0-284.11.1.el9_2.x86_64
      firmware-version: 26.31.1014 (MT_0000000547)
      expansion-rom-version:
      bus-info: 0000:33:00.1
      supports-statistics: yes
      supports-test: yes
      supports-eeprom-access: no
      supports-register-dump: no
      supports-priv-flags: yes
      It did not preserve VFs on interface eno4 but it did for eno3

      Expected results:

      preserve VFs during upgrade

      Additional info:

      after upgrade we no longer have :
      
      ip l | grep eno3
      6: eno3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq master ovs-system state UP mode DEFAULT group default qlen 1000
      107: eno3v0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      108: eno3v1: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      109: eno3v10: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      110: eno3v11: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      111: eno3v12: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      112: eno3v13: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      113: eno3v14: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      114: eno3v15: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      115: eno3v16: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      116: eno3v17: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      117: eno3v18: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      118: eno3v19: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      119: eno3v2: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      120: eno3v20: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      121: eno3v21: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      122: eno3v22: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      123: eno3v23: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      124: eno3v24: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      125: eno3v25: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      126: eno3v26: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      127: eno3v27: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      128: eno3v28: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      129: eno3v29: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      130: eno3v3: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      131: eno3v4: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      132: eno3v5: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      133: eno3v6: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      134: eno3v7: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      135: eno3v8: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      136: eno3v9: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
      [root@master-0 /]# ip l | grep eno4
      7: eno4np1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP mode DEFAULT group default qlen 1000

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            vpunj@redhat.com Vrinda Punj
            mlammon@redhat.com Mike Lammon
            Zhanqi Zhao Zhanqi Zhao
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